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Cheap flights from St Louis (STL) to Calcutta (CCU)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)

How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
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Cheap flights from St Louis to Calcutta in December 2025 , January 2026

30 Dec - 27 Jan $ 1,381.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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16 Dec - 03 Jan $ 4,616.00
STL
St Louis
Qatar Airways
2 STOPS
CCU
Calcutta
CCU
Calcutta
Qatar Airways
2 STOPS
STL
St Louis
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17 Dec - 03 Jan $ 5,334.00
STL
St Louis
Qatar Airways
2 STOPS
CCU
Calcutta
CCU
Calcutta
Qatar Airways
2 STOPS
STL
St Louis
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Last minute flights from St Louis to Calcutta

26 Dec - 01 Jan $ 2,053.00
STL
St Louis
Frontier Airlines
3 STOPS
CCU
Calcutta
CCU
Calcutta
Frontier Airlines
3 STOPS
STL
St Louis
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16 Dec - 31 Dec $ 2,905.00
STL
St Louis
Qatar Airways
2 STOPS
CCU
Calcutta
CCU
Calcutta
Qatar Airways
2 STOPS
STL
St Louis
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17 Dec - 31 Dec $ 3,610.00
STL
St Louis
Qatar Airways
2 STOPS
CCU
Calcutta
CCU
Calcutta
Qatar Airways
2 STOPS
STL
St Louis
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One-way flights to Calcutta from St Louis

10:48 AM - 5:15 AM
IndiGo Airlines
3 Stops
33h 27m
STL - CCU
$ 804
Kiwi
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3:59 PM - 6:45 PM
Qatar Airways
2 Stops
46h 26m
STL - CCU
$ 1,383
Kiwi
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4:01 PM - 6:45 PM
Qatar Airways
2 Stops
22h 24m
STL - CCU
$ 2,088
Kiwi
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)

Related info for your journey
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How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from St Louis (STL) to Calcutta (CCU)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.